Cheney will serve in the same congressional seat once held by her father, former Vice President Dick Cheney. She has previously served in the State Department during her father’s time in the White House, and was a Fox News commentator.

Espaillat is the first Dominican-American elected to Congress. He also had the same distinction in the New York state legislature. He lost twice to Rep. Charles B. Rangel in the Democratic primaries in 2012 and 2014.

Jayapal was born in India, making her the first woman of South Asian ancestry elected to the House. She said working on leveraged buyouts for a brokerage firm “drove me to working for social justice for the next 25 years.”

A former bomb disposal expert, Mast lost both his legs in 2010 in Afghanistan when the last improvised explosive device he found detonated. After retiring from the Army, he worked for the Department of Homeland Security.

Mast replaces Rep. Patrick Murphy, who vacated his 18th District seat to run for Senate.